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Porichthys ephippiatus Walker and Rosenblatt, 1988
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Life   Vertebrata   Fish   Batrachoididae   Porichthys

Porichthys ephippiatus
© Copyright Ross Robertson, 2006 · 12
Porichthys ephippiatus

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Porichthys ephippiatus
© Copyright Photographer/SFTEP, 2002 · 0
Porichthys ephippiatus
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Overview
Main identification features
  • back: ~5 saddles
  • outer d: 11 dark blotches
  • anal fin and c: margins clear
  • lower gill rakers: 7-9
  • lower lateral lineends ~5 pores behind its line of light organs
  • anal fin has 26-29 rays
One solid spine on opercle; no subopercular spines; no scales; teeth like canines; 4 lateral lines on body with light organs; 7-9 rakers on lower limb of first gill arch; dorsal and anal fins not joined to tail; first dorsal fin 2 solid spines, separate from second dorsal fin; second dorsal 31-32 rays; anal rays 26-29; lower lateral line with ~5 pores behind same line of light organs 4-5 dark saddles on back; occasionally spots on head and nape; dorsal fin with up to 11 dark blotches along outer half, up to 7 forming bars; tail pale, with blotches occasionally, no dark border; anal fin clear; pectoral dusky on outer part of upper rays and upper base.

Size: 13.5 cm.

Habitat: sandy and muddy bottoms.

Depth: 15-245 m.

Mouth of the Gulf of California to Guatemala.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos).
Depth Range Max: 245 m.
Depth Range Min: 15 m.
Diet: bony fishes; mobile benthic gastropods/bivalves; mobile benthic crustacea (shrimps/crabs).
Eastern Pacific Range: Northern limit=24; Southern limit=14; Western limit=-110; Eastern limit=-91; Latitudinal range=10; Longitudinal range=19.
Egg Type: Benthic; No pelagic larva; No pelagic phase.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Mud; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 13.5 cm.
Regional Endemism: Continent only; Continent; TEP endemic; Continental TEP endemic; Cortez + Mexican provinces endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Findley, L.T., Hendrickx, M.E., Brusca, R.C., van der Heiden, A.M., Hastings, P.A., Torre, J., 2003., Diversidad de la Macrofauna Marina del Golfo de California, Mexico., CD-ROM versión 1.0. Projecto de la Macrofauna del Golfo .  Derechos reservados de los autores y Conservación Internacional.
  • Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200.
  • Van der Heiden , A. M. and Findley, L. T., 1988., Lista de los peces marinos del sur de Sinaloa, México., Anales del Centro de Ciencias del Mar y Limnologia de la Universidad Autonoma Nacional de Mexico, 15:209-224.
  • Walker , H.J. and Rosenblatt, R.H., 1988., Pacific toadfishes of the genus Porichthys (Batrachoididae) with descriptions of three new species., Copeia, 1988:887-904.

Acknowledgements

I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.


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Updated: 2024-04-26 22:18:59 gmt
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